<template>
  <a-list :class="prefixCls" bordered :pagination="getPagination">
    <template v-for="item in getData" :key="item.id">
      <a-list-item class="list-item">
        <a-list-item-meta>
          <template #title>
            <div class="title">
              <a-typography-paragraph
                @click="handleTitleClick(item)"
                style="width: 100%; margin-bottom: 0 !important"
                :style="{ cursor: isTitleClickable ? 'pointer' : '' }"
                :delete="!!item.titleDelete"
                :ellipsis="
                  $props.titleRows && $props.titleRows > 0
                    ? { rows: $props.titleRows, tooltip: !!item.title }
                    : false
                "
                :content="item.title"
              />
              <div class="extra" v-if="item.extra">
                <a-tag class="tag" :color="item.color">
                  {{ item.extra }}
                </a-tag>
              </div>
            </div>
          </template>

          <template #avatar>
            <a-avatar v-if="item.avatar" class="avatar" :src="item.avatar" />
            <span v-else> {{ item.avatar }}</span>
          </template>

          <template #description>
            <div>
              <div class="description" v-if="item.description">
                <a-typography-paragraph
                  style="width: 100%; margin-bottom: 0 !important"
                  :ellipsis="
                    $props.descRows && $props.descRows > 0
                      ? { rows: $props.descRows, tooltip: !!item.description }
                      : false
                  "
                  :content="item.description"
                />
              </div>
              <div class="datetime">
                {{ item.datetime }}
              </div>
            </div>
          </template>
        </a-list-item-meta>
      </a-list-item>
    </template>
  </a-list>
</template>
<script lang="ts">
import { computed, defineComponent, PropType, ref, watch, unref } from 'vue'
import { ListItem } from './data'
import { useDesign } from '@/hooks/web/useDesign'
import { List, Avatar, Tag, Typography } from 'ant-design-vue'
import { isNumber } from '@admin/utils'
export default defineComponent({
  components: {
    [Avatar.name]: Avatar,
    [List.name]: List,
    [List.Item.name]: List.Item,
    AListItemMeta: List.Item.Meta,
    ATypographyParagraph: Typography.Paragraph,
    [Tag.name]: Tag,
  },
  props: {
    list: {
      type: Array as PropType<ListItem[]>,
      default: () => [],
    },
    pageSize: {
      type: [Boolean, Number] as PropType<Boolean | Number>,
      default: 5,
    },
    currentPage: {
      type: Number,
      default: 1,
    },
    titleRows: {
      type: Number,
      default: 1,
    },
    descRows: {
      type: Number,
      default: 2,
    },
    onTitleClick: {
      type: Function as PropType<(Recordable) => void>,
    },
  },
  emits: ['update:currentPage'],
  setup(props, { emit }) {
    const { prefixCls } = useDesign('header-notify-list')
    const current = ref(props.currentPage || 1)
    const getData = computed(() => {
      const { pageSize, list } = props
      if (pageSize === false) return []
      let size = isNumber(pageSize) ? pageSize : 5
      return list.slice(size * (unref(current) - 1), size * unref(current))
    })
    watch(
      () => props.currentPage,
      (v) => {
        current.value = v
      },
    )
    const isTitleClickable = computed(() => !!props.onTitleClick)
    const getPagination = computed(() => {
      const { list, pageSize } = props
      if (pageSize > 0 && list && list.length > pageSize) {
        return {
          total: list.length,
          pageSize,
          //size: 'small',
          current: unref(current),
          onChange(page) {
            current.value = page
            emit('update:currentPage', page)
          },
        }
      } else {
        return false
      }
    })

    function handleTitleClick(item: ListItem) {
      props.onTitleClick && props.onTitleClick(item)
    }

    return {
      prefixCls,
      getPagination,
      getData,
      handleTitleClick,
      isTitleClickable,
    }
  },
})
</script>
<style lang="less" scoped>
@prefix-cls: ~'@{namespace}-header-notify-list';

.@{prefix-cls} {
  &::-webkit-scrollbar {
    display: none;
  }

  ::v-deep(.ant-pagination-disabled) {
    display: inline-block !important;
  }

  &-item {
    padding: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s;

    .title {
      margin-bottom: 8px;
      font-weight: normal;

      .extra {
        float: right;
        margin-top: -1.5px;
        margin-right: 0;
        font-weight: normal;

        .tag {
          margin-right: 0;
        }
      }

      .avatar {
        margin-top: 4px;
      }

      .description {
        font-size: 12px;
        line-height: 18px;
      }

      .datetime {
        margin-top: 4px;
        font-size: 12px;
        line-height: 18px;
      }
    }
  }
}
</style>
